[Mesa-dev] [PATCH 4/7] gallium: add PIPE_CAP_TGSI_FS_FBFETCH

Ilia Mirkin imirkin at alum.mit.edu
Mon Jan 2 06:01:35 UTC 2017


Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
---
 src/gallium/docs/source/screen.rst               | 2 ++
 src/gallium/drivers/freedreno/freedreno_screen.c | 1 +
 src/gallium/drivers/i915/i915_screen.c           | 1 +
 src/gallium/drivers/ilo/ilo_screen.c             | 1 +
 src/gallium/drivers/llvmpipe/lp_screen.c         | 1 +
 src/gallium/drivers/nouveau/nv30/nv30_screen.c   | 1 +
 src/gallium/drivers/nouveau/nv50/nv50_screen.c   | 1 +
 src/gallium/drivers/nouveau/nvc0/nvc0_screen.c   | 1 +
 src/gallium/drivers/r300/r300_screen.c           | 1 +
 src/gallium/drivers/r600/r600_pipe.c             | 1 +
 src/gallium/drivers/radeonsi/si_pipe.c           | 1 +
 src/gallium/drivers/softpipe/sp_screen.c         | 1 +
 src/gallium/drivers/svga/svga_screen.c           | 1 +
 src/gallium/drivers/swr/swr_screen.cpp           | 1 +
 src/gallium/drivers/vc4/vc4_screen.c             | 1 +
 src/gallium/drivers/virgl/virgl_screen.c         | 1 +
 src/gallium/include/pipe/p_defines.h             | 1 +
 17 files changed, 18 insertions(+)

diff --git a/src/gallium/docs/source/screen.rst b/src/gallium/docs/source/screen.rst
index 86aa259..5e561ca 100644
--- a/src/gallium/docs/source/screen.rst
+++ b/src/gallium/docs/source/screen.rst
@@ -366,6 +366,8 @@ The integer capabilities:
   ARB_transform_feedback3.
 * ``PIPE_CAP_TGSI_CAN_READ_OUTPUTS``: Whether every TGSI shader stage can read
   from the output file.
+* ``PIPE_CAP_TGSI_FS_FBFETCH``: Whether a fragment shader can use the FBFETCH
+  opcode to retrieve the current value in the framebuffer.
 
 
 .. _pipe_capf:
diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c
index d84cd82..4d0981e 100644
--- a/src/gallium/drivers/freedreno/freedreno_screen.c
+++ b/src/gallium/drivers/freedreno/freedreno_screen.c
@@ -295,6 +295,7 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
 	case PIPE_CAP_VIEWPORT_SUBPIXEL_BITS:
 	case PIPE_CAP_TGSI_ARRAY_COMPONENTS:
 	case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
+	case PIPE_CAP_TGSI_FS_FBFETCH:
 		return 0;
 
 	case PIPE_CAP_MAX_VIEWPORTS:
diff --git a/src/gallium/drivers/i915/i915_screen.c b/src/gallium/drivers/i915/i915_screen.c
index 14f4271..1f13e4d 100644
--- a/src/gallium/drivers/i915/i915_screen.c
+++ b/src/gallium/drivers/i915/i915_screen.c
@@ -296,6 +296,7 @@ i915_get_param(struct pipe_screen *screen, enum pipe_cap cap)
    case PIPE_CAP_VIEWPORT_SUBPIXEL_BITS:
    case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
    case PIPE_CAP_NATIVE_FENCE_FD:
+   case PIPE_CAP_TGSI_FS_FBFETCH:
       return 0;
 
    case PIPE_CAP_MAX_VIEWPORTS:
diff --git a/src/gallium/drivers/ilo/ilo_screen.c b/src/gallium/drivers/ilo/ilo_screen.c
index c3fad73..93509bb 100644
--- a/src/gallium/drivers/ilo/ilo_screen.c
+++ b/src/gallium/drivers/ilo/ilo_screen.c
@@ -519,6 +519,7 @@ ilo_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_TGSI_ARRAY_COMPONENTS:
    case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
    case PIPE_CAP_NATIVE_FENCE_FD:
+   case PIPE_CAP_TGSI_FS_FBFETCH:
       return 0;
 
    case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/llvmpipe/lp_screen.c b/src/gallium/drivers/llvmpipe/lp_screen.c
index 83045cd..3d8acdc 100644
--- a/src/gallium/drivers/llvmpipe/lp_screen.c
+++ b/src/gallium/drivers/llvmpipe/lp_screen.c
@@ -340,6 +340,7 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_VIEWPORT_SUBPIXEL_BITS:
    case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
    case PIPE_CAP_NATIVE_FENCE_FD:
+   case PIPE_CAP_TGSI_FS_FBFETCH:
       return 0;
    }
    /* should only get here on unhandled cases */
diff --git a/src/gallium/drivers/nouveau/nv30/nv30_screen.c b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
index beffeac..759fc23 100644
--- a/src/gallium/drivers/nouveau/nv30/nv30_screen.c
+++ b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
@@ -205,6 +205,7 @@ nv30_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_TGSI_ARRAY_COMPONENTS:
    case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
    case PIPE_CAP_NATIVE_FENCE_FD:
+   case PIPE_CAP_TGSI_FS_FBFETCH:
       return 0;
 
    case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/nouveau/nv50/nv50_screen.c b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
index 22da3c9..0cfdb3c 100644
--- a/src/gallium/drivers/nouveau/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
@@ -259,6 +259,7 @@ nv50_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_STREAM_OUTPUT_INTERLEAVE_BUFFERS:
    case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
    case PIPE_CAP_NATIVE_FENCE_FD:
+   case PIPE_CAP_TGSI_FS_FBFETCH:
       return 0;
 
    case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
index 2526a14..fe637af 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
@@ -276,6 +276,7 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_VIEWPORT_SUBPIXEL_BITS:
    case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
    case PIPE_CAP_NATIVE_FENCE_FD:
+   case PIPE_CAP_TGSI_FS_FBFETCH:
       return 0;
 
    case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
index d6e3aa4..f9d4d2f 100644
--- a/src/gallium/drivers/r300/r300_screen.c
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -227,6 +227,7 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
         case PIPE_CAP_TGSI_ARRAY_COMPONENTS:
         case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
         case PIPE_CAP_NATIVE_FENCE_FD:
+        case PIPE_CAP_TGSI_FS_FBFETCH:
             return 0;
 
         /* SWTCL-only features. */
diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c
index b99da22..6c803b1 100644
--- a/src/gallium/drivers/r600/r600_pipe.c
+++ b/src/gallium/drivers/r600/r600_pipe.c
@@ -376,6 +376,7 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
 	case PIPE_CAP_TGSI_ARRAY_COMPONENTS:
 	case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
 	case PIPE_CAP_NATIVE_FENCE_FD:
+	case PIPE_CAP_TGSI_FS_FBFETCH:
 		return 0;
 
 	case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS:
diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
index 11cca6f..208bb80 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.c
+++ b/src/gallium/drivers/radeonsi/si_pipe.c
@@ -413,6 +413,7 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
 	case PIPE_CAP_CULL_DISTANCE:
 	case PIPE_CAP_TGSI_ARRAY_COMPONENTS:
 	case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
+	case PIPE_CAP_TGSI_FS_FBFETCH:
 		return 1;
 
 	case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
diff --git a/src/gallium/drivers/softpipe/sp_screen.c b/src/gallium/drivers/softpipe/sp_screen.c
index 824e867..3e90e54 100644
--- a/src/gallium/drivers/softpipe/sp_screen.c
+++ b/src/gallium/drivers/softpipe/sp_screen.c
@@ -290,6 +290,7 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_VIEWPORT_SUBPIXEL_BITS:
    case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
    case PIPE_CAP_NATIVE_FENCE_FD:
+   case PIPE_CAP_TGSI_FS_FBFETCH:
       return 0;
    case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
       return 4;
diff --git a/src/gallium/drivers/svga/svga_screen.c b/src/gallium/drivers/svga/svga_screen.c
index 91484aa..768491c 100644
--- a/src/gallium/drivers/svga/svga_screen.c
+++ b/src/gallium/drivers/svga/svga_screen.c
@@ -421,6 +421,7 @@ svga_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_VIEWPORT_SUBPIXEL_BITS:
    case PIPE_CAP_TGSI_ARRAY_COMPONENTS:
    case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
+   case PIPE_CAP_TGSI_FS_FBFETCH:
       return 0;
    }
 
diff --git a/src/gallium/drivers/swr/swr_screen.cpp b/src/gallium/drivers/swr/swr_screen.cpp
index a9905d7..c8697e1 100644
--- a/src/gallium/drivers/swr/swr_screen.cpp
+++ b/src/gallium/drivers/swr/swr_screen.cpp
@@ -318,6 +318,7 @@ swr_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
    case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
    case PIPE_CAP_NATIVE_FENCE_FD:
+   case PIPE_CAP_TGSI_FS_FBFETCH:
       return 0;
 
    case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/vc4/vc4_screen.c b/src/gallium/drivers/vc4/vc4_screen.c
index 2a640b1..7e116e6 100644
--- a/src/gallium/drivers/vc4/vc4_screen.c
+++ b/src/gallium/drivers/vc4/vc4_screen.c
@@ -241,6 +241,7 @@ vc4_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
         case PIPE_CAP_TGSI_ARRAY_COMPONENTS:
         case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
         case PIPE_CAP_NATIVE_FENCE_FD:
+        case PIPE_CAP_TGSI_FS_FBFETCH:
                 return 0;
 
                 /* Stream output. */
diff --git a/src/gallium/drivers/virgl/virgl_screen.c b/src/gallium/drivers/virgl/virgl_screen.c
index 8c062ba..ad2956e 100644
--- a/src/gallium/drivers/virgl/virgl_screen.c
+++ b/src/gallium/drivers/virgl/virgl_screen.c
@@ -251,6 +251,7 @@ virgl_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_VIEWPORT_SUBPIXEL_BITS:
    case PIPE_CAP_TGSI_ARRAY_COMPONENTS:
    case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
+   case PIPE_CAP_TGSI_FS_FBFETCH:
       return 0;
    case PIPE_CAP_VENDOR_ID:
       return 0x1af4;
diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
index f1dd793..be3d123 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -743,6 +743,7 @@ enum pipe_cap
    PIPE_CAP_STREAM_OUTPUT_INTERLEAVE_BUFFERS,
    PIPE_CAP_TGSI_CAN_READ_OUTPUTS,
    PIPE_CAP_NATIVE_FENCE_FD,
+   PIPE_CAP_TGSI_FS_FBFETCH,
 };
 
 #define PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_NV50 (1 << 0)
-- 
2.10.2



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